Posts tagged ‘granularity’
Granularity – part 2 – still no one cares!
It seems that people creating surveys don’t always pay attention to granularity issues as I’ve written about before… Here is another example from a survey from people who should know better (The Guardian newspaper nonetheless)…
Now what’s wrong with this? It’s highly unusual to place an MBA at the same level as a PhD – An MBA is the same educational level as an MA or MSc – a masters degree. This would make analysis difficult afterwards as you cannot separate correctly the different levels of education – and that’s a granularity issues – placing items in a correct level – not to mention that the scale above gives the impression that an MBA has the same value as a PhD…
Glenn
intelligent measurement 